Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 330427: number of pounds in z ounces
Write an expression for each quantity
Click here to see answer by neatmath(300)

Question 330521: If the sides of a square are lengthened by 8cm, the area becomes 169cm^2 find the length of a side of the orginal square. This one has me stumped and am not sure how to solve it.
Click here to see answer by mananth(12270)

Question 330525: 9 is the only solution write a quadratic equation with the variable x having the given numbers as the solution
Click here to see answer by Fombitz(13828)

Question 330523: Find all rational numbers that are undefined p3-6p/p2-25, I am not sure how to do this
Click here to see answer by Fombitz(13828)

Question 330609: 2/3(11x-1/6)-3/4=1/4
Click here to see answer by Fombitz(13828)

Question 330637: step by step to figure out how to solve this equation im very confused 8x+12=44+4x
Click here to see answer by Fombitz(13828)

Question 330671: Brenda can do a job in 10 days; Adam does the same job in 15 days. After Adam works alone for 3 days, Adam and Brenda work together and finish the job. How many days did Brenda work. (Answer is decimal)
Click here to see answer by scott8148(6628)

Question 330683: solve and check
x-12=-8(x-3)
------------
x^2-3x+5=x(x-8)+20
--------------
please help by 9 o'clock.
im begging you!!
Click here to see answer by rfer(12660)

Question 330726: how do i solve this problem 5a+4(3a-8)=4+13a
Click here to see answer by stanbon(57361)

Question 330725: 1/5 is greater than 3/16, but why? How do I do the math to figure out the answer myself? The problem that was given was: which number is smallest? A. 1/5 or B. 3/16 ? and I saw the answer but I want to know how they came up with that.
Click here to see answer by scott8148(6628)

Question 330739: If AB = 3x - 5, BC = x + 2, and AC = 13, then x = ?
Click here to see answer by Fombitz(13828)

Question 330771: b=1,c=sqrt17 find the length of the third side of a right triangle.I am not sure how to go about finding the answer to this.
Click here to see answer by neatmath(300)

Question 330770: 1.7t+8-1.62t=0.4t-0.32+8
Click here to see answer by rfer(12660)

Question 330792: Simplify the following equation:
6x-4x+x+3=10
Thank you.
Click here to see answer by mananth(12270)

Question 330791: Solve the following eqaution:
4(x-6)=80

Thank you.
Click here to see answer by trippin on trig(7)

Question 330797: simplify the following equation:
6x-4x+x+3=10

Please explain this with detail.
Thank you.
Click here to see answer by aseem(9)

Question 330796: Solve the following equation:
x/7-6=7
Thank you.
Click here to see answer by privani(34)

Question 330830: (x+8)(x-8)
i dont know what name of algebra is this i forgot...
Click here to see answer by privani(34)

Question 330773: I am having trouble factoring the following problems: 256^4+64-80b and 81s^2-64 can you help
Click here to see answer by privani(34)

Question 330851: Jim works for $15.50 per hour for a health care facility. He is supposed to get a 75 cent per hour raise at one year of service. What will his percent increase in hourly pay be?

Click here to see answer by rfer(12660)

Question 329769: Perform the indicated operation.
15t^3y^5
over
20w^7 multiplied by 24t^2w^3y^2

Click here to see answer by Fombitz(13828)

Question 330908: Find the value of x when the following system of equations is solved simultaneously: 2x+3y=10 and -2x-8y=5
Click here to see answer by Fombitz(13828)

Question 330933: solve the equation of 6x + 8 =20
Click here to see answer by mathmandotcom(31)

Question 330933: solve the equation of 6x + 8 =20
Click here to see answer by Alan3354(30993)

Question 329777: Perform indicated operation.
3a 15
over + over
a+5 a+5
Click here to see answer by Fombitz(13828)

Question 330724: 1.for the hawks 80 basketball games next year, you can buy separate tickets for each game at $9 each, or you can buy a season ticket for $580. At most how many games could you attend at the $9 price before spending more than the cost of a season ticket.?
2.
Click here to see answer by mathmandotcom(31)

Question 330954: a= bx3, b=d-10, c=the sum of 7 and 3, d=c+c, a= b= c= d=
Click here to see answer by Fombitz(13828)

Question 330940: x+5 and x find the polynomial for the perimeter and the area
Click here to see answer by Fombitz(13828)

Question 331095: How can I solve the equation
(y-11)- (y+6) = 8y
Click here to see answer by stanbon(57361)

Question 331219: F(x) = 1/x; the domain is restricted. Can you tell which number is excluded and why?

Click here to see answer by nyc_function(2733)

Question 331324: solve using addition and multiplication principles

4n - 24(less than or = to)3 (4n + 8)

I did not know how to type this < with a line under it so I just wrote it out.
Click here to see answer by vleith(2825)

Question 331329: solve the equation

a/5 - 1/5 = -2

please help me I am confused
Click here to see answer by vleith(2825)

Question 331322: factor the polynomial completely x^3+8X^2+19X+12
Click here to see answer by Edwin McCravy(8909)

Question 331334: -t=5
Click here to see answer by Edwin McCravy(8909)

Question 331344: y = 3x2 + 2x – 1
Click here to see answer by solver91311(16897)

Question 331340: factor the polynomial x^3-4x^2+x-4
Hint: use "i" to enter the factors containing square toors of negative numbers. For example, if your factor is (x+square root of -4) you should write (x+2i)
Click here to see answer by solver91311(16897)

Question 331363: A yardstick measures 0.5 by 2 by 36 inches. How many yardsticks will fit in a box 3.5 inches wide and 36 inches high, if the length of the box is 18 inches?
Click here to see answer by checkley77(12569)

Question 331361: A yardstick measures 0.5 by 2 by 36 inches. How many yardsticks will fit in a box 3.5 inches wide and 36 inches high, if the length of the box is 18 inches?
Click here to see answer by checkley77(12569)

Question 331376: please help solve these equations 5[3+4(8)]-5^2 and 7+I-15I
i did not know how to identify these equation exactly, but i think this was pretty close... please help!
Click here to see answer by Alan3354(30993)

Question 331425: What is the substitution of 3xy but x=1 and y=2 so how would that be worked out?
Click here to see answer by rfer(12660)

Question 331505: Jim 2nd test score was 8 points higher than his first test score His third score was 88 He had a B average between 80 and 89 inclusive for the three tests What can you conclude about his 1st score? show me how you do it please.
Click here to see answer by mathmandotcom(31)

Question 331504: Find all set of three consecutive even integers whose sum is between 20 and 30.? show your work.
Click here to see answer by mananth(12270)

Question 331506: solve the system for real values of x and y
6x-y=-5
x^2+y^2=123+10y
Click here to see answer by Jk22(389)

Question 331534: x3+7x2-21x-27=0
Click here to see answer by JBarnum(2044)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245, 16246..16290, 16291..16335, 16336..16380, 16381..16425, 16426..16470, 16471..16515, 16516..16560, 16561..16605, 16606..16650, 16651..16695, 16696..16740, 16741..16785, 16786..16830, 16831..16875, 16876..16920, 16921..16965, 16966..17010, 17011..17055, 17056..17100, 17101..17145, 17146..17190, 17191..17235, 17236..17280, 17281..17325, 17326..17370, 17371..17415, 17416..17460, 17461..17505, 17506..17550, 17551..17595, 17596..17640, 17641..17685, 17686..17730, 17731..17775, 17776..17820, 17821..17865, 17866..17910, 17911..17955, 17956..18000, 18001..18045, 18046..18090, 18091..18135, 18136..18180, 18181..18225, 18226..18270, 18271..18315, 18316..18360, 18361..18405, 18406..18450, 18451..18495, 18496..18540, 18541..18585, 18586..18630, 18631..18675, 18676..18720, 18721..18765, 18766..18810, 18811..18855, 18856..18900, 18901..18945, 18946..18990, 18991..19035, 19036..19080, 19081..19125, 19126..19170, 19171..19215, 19216..19260, 19261..19305, 19306..19350, 19351..19395, 19396..19440, 19441..19485, 19486..19530, 19531..19575, 19576..19620, 19621..19665, 19666..19710, 19711..19755, 19756..19800, 19801..19845, 19846..19890, 19891..19935, 19936..19980, 19981..20025, 20026..20070, 20071..20115, 20116..20160, 20161..20205, 20206..20250, 20251..20295, 20296..20340, 20341..20385, 20386..20430, 20431..20475, 20476..20520, 20521..20565, 20566..20610, 20611..20655, 20656..20700, 20701..20745, 20746..20790, 20791..20835, 20836..20880, 20881..20925, 20926..20970, 20971..21015, 21016..21060, 21061..21105, 21106..21150, 21151..21195, 21196..21240, 21241..21285, 21286..21330, 21331..21375, 21376..21420, 21421..21465, 21466..21510, 21511..21555, 21556..21600, 21601..21645, 21646..21690, 21691..21735, 21736..21780, 21781..21825, 21826..21870, 21871..21915, 21916..21960, 21961..22005, 22006..22050, 22051..22095, 22096..22140, 22141..22185, 22186..22230, 22231..22275, 22276..22320, 22321..22365, 22366..22410, 22411..22455, 22456..22500, 22501..22545, 22546..22590, 22591..22635, 22636..22680, 22681..22725, 22726..22770, 22771..22815, 22816..22860, 22861..22905, 22906..22950, 22951..22995, 22996..23040, 23041..23085, 23086..23130, 23131..23175, 23176..23220, 23221..23265, 23266..23310, 23311..23355, 23356..23400, 23401..23445, 23446..23490, 23491..23535, 23536..23580, 23581..23625, 23626..23670, 23671..23715, 23716..23760, 23761..23805, 23806..23850, 23851..23895, 23896..23940, 23941..23985, 23986..24030, 24031..24075, 24076..24120, 24121..24165, 24166..24210, 24211..24255, 24256..24300, 24301..24345, 24346..24390, 24391..24435, 24436..24480, 24481..24525, 24526..24570, 24571..24615, 24616..24660, 24661..24705, 24706..24750, 24751..24795, 24796..24840, 24841..24885, 24886..24930, 24931..24975, 24976..25020, 25021..25065, 25066..25110, 25111..25155, 25156..25200, 25201..25245, 25246..25290, 25291..25335, 25336..25380, 25381..25425, 25426..25470, 25471..25515, 25516..25560, 25561..25605, 25606..25650, 25651..25695, 25696..25740, 25741..25785, 25786..25830